[Boatanchors] 0Z4 Rectifier

[mac]

Saved a couple of amps of filament current.  Significant back in the  
days of 6 volt electrical systems.

Dennis D. W7QHO
Glendale, CA



On May 18, 2010, at 9:41 AM, Jim Haynes wrote:

> I've wondered from time to time why the 0Z4 rectifier was used in,
> and used only in, automotive radios with vibrator power supplies.
>
> And what renewed the question is that I just bought on ebay a Western
> Union power supply that runs off the AC power line rather than a
> vibrator, and uses a pair of 0Z4 tubes.  The name plate is hard to
> read but seems to say the output is 17.5-20.5 volts at 0.500 amp.
> That seems like both too-low a voltage and too high a current for
> 0Z4s.  I haven't opened it up yet nor applied power to it.
>
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